12970720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 36082368

約数和(自身を除く): 23111648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 313, 370, 518, 560, 592, 626, 740, 1036, 1120, 1184, 1252, 1295, 1480, 1565, 2072, 2191, 2504, 2590, 2960, 3130, 4144, 4382, 5008, 5180, 5920, 6260, 8288, 8764, 10016, 10360, 10955, 11581, 12520, 17528, 20720, 21910, 23162, 25040, 35056, 41440, 43820, 46324, 50080, 57905, 70112, 81067, 87640, 92648, 115810, 162134, 175280, 185296, 231620, 324268, 350560, 370592, 405335, 463240, 648536, 810670, 926480, 1297072, 1621340, 1852960, 2594144, 3242680, 6485360, 12970720]

約数ペア:

[(1, 12970720), (2, 6485360), (4, 3242680), (5, 2594144), (7, 1852960), (8, 1621340), (10, 1297072), (14, 926480), (16, 810670), (20, 648536), (28, 463240), (32, 405335), (35, 370592), (37, 350560), (40, 324268), (56, 231620), (70, 185296), (74, 175280), (80, 162134), (112, 115810), (140, 92648), (148, 87640), (160, 81067), (185, 70112), (224, 57905), (259, 50080), (280, 46324), (296, 43820), (313, 41440), (370, 35056), (518, 25040), (560, 23162), (592, 21910), (626, 20720), (740, 17528), (1036, 12520), (1120, 11581), (1184, 10955), (1252, 10360), (1295, 10016), (1480, 8764), (1565, 8288), (2072, 6260), (2191, 5920), (2504, 5180), (2590, 5008), (2960, 4382), (3130, 4144)]